Siemens SIMATIC S7 FH - F_Bo_Fbo

Fail-Safe Blocks
Fail-Safe Systems
8-36 A5E00085588-03
8.4.1 F_BO_FBO
Function
This block converts the BOOL data type into the corresponding F_BOOL F data
type. This enables signals formed in the standard program section to be further
processed in the safety program section following a plausibility check.
I/Os
Name Data Type Explanation Default
Input:
IN BOOL Input variable 0
Output:
OUT F_BOOL Output variable 0
Error Handling
None